1441155444 has 48 divisors (see below), whose sum is σ = 3440465280. Its totient is φ = 469396480.

The previous prime is 1441155409. The next prime is 1441155451. The reversal of 1441155444 is 4445511441.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88792 + ... + 103760.

It is an arithmetic number, because the mean of its divisors is an integer number (71676360).

Almost surely, 2^1441155444 is an apocalyptic number.

It is an amenable number.

1441155444 is an abundant number, since it is smaller than the sum of its proper divisors (1999309836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1441155444 is a wasteful number, since it uses less digits than its factorization.

1441155444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15160 (or 15158 counting only the distinct ones).

The product of its digits is 25600, while the sum is 33.

The square root of 1441155444 is about 37962.5531807332. The cubic root of 1441155444 is about 1129.5451856977.

Adding to 1441155444 its reverse (4445511441), we get a palindrome (5886666885).

The spelling of 1441155444 in words is "one billion, four hundred forty-one million, one hundred fifty-five thousand, four hundred forty-four".